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Multiple choice Every spring session, the School of Business coordinates with local business leaders a luncheon for graduates students, their families, and friends. Corporate sponsorship pays for the lunches of each of the graduate students, but students have to purchase tickets to cover the cost of lunches served to guests they bring with them. The following histogram (Figure 1) represents the attendance at the graduate student luncheon, where X is the number of guests each graduate student invited to the luncheon and fis the number of graduate students in each category. Referring to the histogram below, how many graduate students attended the luncheon? Figure 1 Guests per Student Select one